Clear Skies, T-Shirts Out

Preview text: 3 T-shirts, 15% off. Your rotation sorted.

ISTO.Tuesday, Apr 28, 2026 at 7:18 AM EasternKlaviyo
ISTO.Clear Skies, T-Shirts Out
Subject
Clear Skies, T-Shirts Out
Preview text
3 T-shirts, 15% off. Your rotation sorted.
From
hello@isto.pt
Brand
ISTO.
Sent
Tue Apr 28, 2026, 7:18 AM ET
Size
72 KB
Images
12
Links
15, 3 of them buttons
Subject length
25 characters

Against ISTO.'s usual

Sent in the 7 AM hour, which holds 2% of its emails; 24% arrive in the 2 PM hour. The subject is 25 characters; its average is 27.

Email headers

What the brand's servers put on this email. Our receiving servers, the address we subscribed with and unsubscribe links are left out.

From
ISTO. <[email protected]>
Subject
Clear Skies, T-Shirts Out
Date
Tue, 28 Apr 2026 11:18:04 +0000 (UTC)
Message-ID domain
geopod-ismtpd-59
Return-Path domain
hello.isto.pt
DKIM signature
d=isto.pt s=kl2
List-Unsubscribe
Present, one-click

Servers it passed through, newest first

  1. from o1359.shared.klaviyomail.com [198.37.144.184] by our receiving server with ESMTPS
  2. by recvd-…-dvkxc with SMTP
  3. from (unnamed) by geopod-ismtpd-59 with HTTP

Other sending headers (names only): X-Kmail-Account, X-Kmail-Message, X-Kmail-Ops, X-Report-Abuse, X-SG-EID, X-SG-ID, X-Entity-ID

Report this email

Sent just before and after

May 5, 2026 11:19 PMPalette of the Season
May 3, 2026 8:30 AMYour Guide to Spring Dressing
Apr 30, 2026 6:02 PMThe Brief: A Lighter, Cooler Chino
Apr 28, 2026 7:18 AMClear Skies, T-Shirts Out (this email)
Apr 26, 2026 5:20 PMA Closer Look: Spring Fabrics
Apr 24, 2026 5:20 PMStripes: Undisputed Crowd Favorite
Apr 21, 2026 2:02 PMWhen in Doubt, Denim

More from ISTO.

All ISTO. emails

Get the Black Friday insights

We're collecting every Black Friday email from more than 50,000 brands as it lands. Get what we find: who starts first, the biggest discounts, and the subject lines that stand out.

Free. You'll get a confirmation email first, and you can unsubscribe anytime.